Sentence Examples


  • The families Psyllidae (or " jumpers ") with eight or ten segments in the feeler and the Aleyrodidae (or " snowyflies ") distinguished by their white mealy wings, are of comparatively slight importance.
  • With some very good jumpers - they can hardly be called good hunters - to steady them is to bid for a fall, while with some very clever hunters to hurry them is to bring them to grief.
  • Indeed, despite the fact that they present much diversity of habit - some being arboreal, as the squirrels, many of which are provided with expansions of skin or parachutes on which they glide from tree to tree; some cursorial, as the hares; others jumpers, as the jerboas; others fossorial, as the mole-rats; and others aquatic, as the beavers and waterrats - no important structural modifications are correlated with such diversity of habit.